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import sys
OFFSET_BOOTLOADER = 0x1000
OFFSET_PARTITIONS = 0x8000
OFFSET_APPLICATION = 0x10000
files_in = [
("bootloader", OFFSET_BOOTLOADER, sys.argv[1]),
("partitions", OFFSET_PARTITIONS, sys.argv[2]),
("application", OFFSET_APPLICATION, sys.argv[3]),
]
file_out = sys.argv[4]
cur_offset = OFFSET_BOOTLOADER
with open(file_out, "wb") as fout:
for name, offset, file_in in files_in:
assert offset >= cur_offset
fout.write(b"\xff" * (offset - cur_offset))
cur_offset = offset
with open(file_in, "rb") as fin:
data = fin.read()
fout.write(data)
cur_offset += len(data)
print("%-12s% 8d" % (name, len(data)))
print("%-12s% 8d" % ("total", cur_offset))
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